#include "../headers/Main.h"

// Writen by NeXoSE.
// @filename = full path of a file
// <-Return = bool
EXPORT int file_exists(const char *filename)
{
  return (access(filename, 0) == 0);
} 

// @s = wstring
// <-Return = string
EXPORT string ws2s(const wstring& ws)
{
    string curLocale = setlocale(LC_ALL, NULL);        // curLocale = "C";
    setlocale(LC_ALL, "chs");
    const wchar_t* _Source = ws.c_str();
    size_t _Dsize = 2 * ws.size() + 1;
    char *_Dest = new char[_Dsize];
    memset(_Dest,0,_Dsize);
    wcstombs(_Dest,_Source,_Dsize);
    string result = _Dest;
    delete []_Dest;
    setlocale(LC_ALL, curLocale.c_str());
    return result;
}

// @s = string
// <-Return = wstring
EXPORT wstring s2ws(const string& s)
{
    setlocale(LC_ALL, "chs"); 
    const char* _Source = s.c_str();
    size_t _Dsize = s.size() + 1;
    wchar_t *_Dest = new wchar_t[_Dsize];
    wmemset(_Dest, 0, _Dsize);
    mbstowcs(_Dest,_Source,_Dsize);
    wstring result = _Dest;
    delete []_Dest;
    setlocale(LC_ALL, "C");
    return result;
}

// @scIn = string
// <-Return = consolidated string
EXPORT string Trim(string scIn)
{
	while(scIn.length() && (scIn[0]==' ' || scIn[0]=='	' || scIn[0]=='\n' || scIn[0]=='\r') )
	{
		scIn = scIn.substr(1);
	}
	while(scIn.length() && (scIn[scIn.length()-1]==L' ' || scIn[scIn.length()-1]=='	' || scIn[scIn.length()-1]=='\n' || scIn[scIn.length()-1]=='\r') )
	{
		scIn = scIn.substr(0, scIn.length()-1);
	}
	return scIn;
}